Lock assembly



FIG. 1 is a perspective view of a lock assembly showing my new design;

FIG. 2 is a left side view of the lock assembly of FIG. 1;

FIG. 3 is a right side view of the lock assembly of FIG. 1;

FIG. 4 is a front view of the lock assembly of FIG. 1;

FIG. 5 is a rear view of the lock assembly of FIG. 1;

FIG. 6 is a top view of the lock assembly of FIG. 1; and,

FIG. 7 is a bottom view of the lock assembly of FIG. 1.

The broken lines showing the remainder of the lock assembly is for illustrative purposes and forms no part of the claimed design. 

CLAIM The ornamental design for a lock assembly, as shown and described. 